No advisories yet.
Solution
Update Mattermost to versions 11.6.0, 11.5.2, 10.11.14, 11.4.4 or higher.
Workaround
No workaround given by the vendor.
| Link | Providers |
|---|---|
| https://mattermost.com/security-updates |
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Mon, 18 May 2026 15:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Mon, 18 May 2026 09:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Mattermost
Mattermost mattermost |
|
| Vendors & Products |
Mattermost
Mattermost mattermost |
Mon, 18 May 2026 08:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Mattermost versions 11.5.x <= 11.5.1, 10.11.x <= 10.11.13, 11.4.x <= 11.4.3 fail to limit the size of the request body on the start meeting API endpoint, which allows an authenticated attacker to cause resource exhaustion or denial of service via a crafted oversized HTTP POST request to {{/api/v1/meetings}}.. Mattermost Advisory ID: MMSA-2026-00608 | |
| Title | Improper Input Validation in MS Teams Meetings API Handler | |
| Weaknesses | CWE-770 | |
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: Mattermost
Published:
Updated: 2026-05-18T14:35:38.548Z
Reserved: 2026-02-11T00:04:25.542Z
Link: CVE-2026-2325
Updated: 2026-05-18T14:35:34.131Z
Status : Undergoing Analysis
Published: 2026-05-18T08:16:13.757
Modified: 2026-05-18T17:32:38.127
Link: CVE-2026-2325
No data.
OpenCVE Enrichment
Updated: 2026-05-18T09:30:22Z